A federal judge in San Francisco has ordered the disabling of a website that discloses confidential information, a precedent-setting ruling that may raise a legal challenge to the growing online black market in purloined data while testing First Amendment rights.

The website of Harvard University's Graduate School of Arts and Sciences apparently was hacked on Monday, with some of its database files made available on a peer-to-peer file sharing network by someone who said they wanted to "demonstrate" the lack of security on the university's server.

Spammers capitalizing on nationwide interest in the Democratic presidential nomination battle are sending out messages offering a link to a "Hillary Clinton video interview" that instead launches a trojan downloader on the victim's PC.

Data for 3.4 million customers of Bell Canada in Quebec and Ontario that was stolen last month has been recovered and a suspect in the theft has been arrested, the Canadian telecom giant said.

Two leading market research firms have lowered their projections for the growth of spending on information technology, including IT security, in 2008 due to the weakening economy.

A researcher has released exploit codes for newly discovered Linux kernel 2.6 flaws which could permit attackers to gain root-system privileges they can use to steal data or mount denials of service on Linux-based systems.

After a brief hiatus, new variants have appeared in the wild of Trojan.Mebroot, a rogue rootkit discovered in December attacking the Windows Master Boot Record (MBR), Symantec has warned.

The latest fake Microsoft Update page laced with malware comes with a sinister twist: a portion of its URL contains the URL for the software giant's actual update site, with a period substituted for a forward slash.

Attackers already have begun to exploit critical flaws in the ActiveX control of the Yahoo! Music Jukebox, Symantec said. Yahoo! is switching users to Rhapsody, its new on-demand music service partner.

Critical ActiveX control flaws have been detected in the Yahoo! Music Jukebox, which like vulnerabilities reported last week in MySpace and Facebook image uploaders, may permit attackers to take control of users' PCs.